CVE-2024-23814
CVE-2024-23814 is a medium-severity vulnerability with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-400.
Key facts
- Severity: Medium (CVSS 3.x base score 5.3)
- CVSS v4: 6.9
- EPSS exploit prediction: 1% (43rd percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2024-21267
- Weakness: CWE-400
- Published:
- Last modified:
Description
The integrated ICMP service of the network stack of affected devices can be forced to exhaust its available memory resources when receiving specially crafted messages targeting IP fragment re-assembly. This could allow an unauthenticated remote attacker to cause a temporary denial of service condition of the ICMP service, other communication services are not affected. Affected devices will resume normal operation after the attack terminates.
Frequently asked questions
- What is CVE-2024-23814?
- The integrated ICMP service of the network stack of affected devices can be forced to exhaust its available memory resources when receiving specially crafted messages targeting IP fragment re-assembly. This could allow an unauthenticated remote attacker to cause a temporary denial of service condition of the ICMP service, other communication services are not affected. Affected devices will resume normal operation after the attack terminates.
- How severe is CVE-2024-23814?
- CVE-2024-23814 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
- Is CVE-2024-23814 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2024-23814?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2024-23814 have an EU (EUVD) identifier?
- Yes. CVE-2024-23814 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-21267.
- When was CVE-2024-23814 published?
- CVE-2024-23814 was published on 2025-02-11 and last updated on 2026-06-17.
References
- https://cert-portal.siemens.com/productcert/html/ssa-725549.html
- https://cert-portal.siemens.com/productcert/html/ssa-769027.html
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